CDL CLASS A COMMERCIAL DRIVER’S LICENSE PRACTICE TEST

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What offense is a serious traffic violation?

Correct! Wrong!

Traffic offenses committed in a CMV in connection with fatal traffic accidents, erratic lane changes, a following a vehicle too closely and reckless driving are all considered serious traffic offense. [Page, 1--3. 1.2.3- Serious Traffic Violations, 1.2- CDL Disqualifications, Section 1: Introduction, CDL]

The Motor Carrier Safety Improvement Act of 1999 requires _________.

Correct! Wrong!

The Motor Safety Improvement Act of 1999 requires a CDL holder to be disqualified from operating a commercial motor vehicle if the CDL holder has been convicted of certain types of moving violations in their personal vehicle. [Page, 1--4. 1.2.7- Traffic Violations in Your Personal Vehicle, 1.2- CDL Disqualifications, Section 1: Introduction, CDL]

If you have committed your first violation of an out-of-service order, you will likely lose your CDL for ____ days.

Correct! Wrong!

If you have committed your first violation of an "out-of-service order", you will likely lose your CDL for 180 days. [Page, 1--3. 1.2.4- Violation of Out-of-Service Orders, 1.2- CDL Disqualifications, Section 1: Introduction, CDL]

When should you notify your employer if your license is suspended?

Correct! Wrong!

You should notify your employer within two business days. [Page, 1--4. 1.3- Other CDL Rules, Section 1: Introduction, CDL]

If you are convicted in any other jurisdiction of any traffic violation (except parking), you need to notify the motor vehicle licensing agency within how many days?

Correct! Wrong!

If you are convicted in any other jurisdiction of any traffic violation (except parking), you need to notify the motor vehicle licensing agency within 30 days. [Page, 1--4. 1.3- Other CDL Rules, Section 1: Introduction, CDL]

Which of the following is a basic step that you should take at the scene of an accident?

Correct! Wrong!

Protecting the area, notifying authorities and caring for the injured are all basic steps that you should take at the scene of any accident if you are capable. [Page, 2--36. 2.20- Accident Procedures, Section 2: Driving Safely, CDL]

Partly engaging the clutch before you take your right foot off the brake is particularly important for vehicles that have ______.

Correct! Wrong!

Partly engaging the clutch before you take your right foot off the brake is particularly important for vehicles that have manual transmissions. [Page, 2--8. 2.2.1- Accelerating, 2.2- Basic Control of Your Vehicle, Section 2: Driving Safely, CDL]

______ can be a hazard for commercial drivers.

Correct! Wrong!

Distracted drivers, playing children, pedestrians chatting and joggers wearing headphones can be a hazard for commercial drivers. [Page, 2--20. 2.8.3- Drivers Who Are Hazards, 2.8- Seeing Hazards, Section 2: Driving Safely, CDL]

As part of your pre-trip vehicle inspect test, you should look under the vehicle for ______.

Correct! Wrong!

You should look under the vehicle for fresh oil, coolant, grease or fuel leaks. [Page, 2--3. 2.1.5- Seven-step Inspection Method, 2.1- Vehicle Inspection, Section 2: Driving Safely, CDL]

What is the proper way to test your hydraulic brakes for leaks?

Correct! Wrong!

The proper way to test for hydraulic brakes is to pump the brake pedal three times. Then apply firm pressure to the pedal and hold for five seconds. The pedal should not move. [Page, 2--7. 2.1.5- Seven-step Inspection Method, 2.1- Vehicle Inspection, Section 2: Driving Safely, CDL]

Who is responsible for making sure the vehicle is not overloaded with cargo?

Correct! Wrong!

You, the driver, is responsible for the vehicle not being overloaded. [Page, 3--1. 3.2- Weight and Balance, Section 3: Transporting Cargo Safely, CDL]

What is the tire load?

Correct! Wrong!

The tire load is the maximum safe weight a tire can carry at a specified pressure. [Page, 3--1. 3.2.1- Definitions You Should Know, 3.2- Weight and Balance, Section 3: Transporting Cargo Safely, CDL]

For commercial drivers, what does GVW stand for?

Correct! Wrong!

For commercial drivers, GVW stands for Gross Vehicle Weight. [Page, 3--1. 3.2.1- Definitions You Should Know, 3.2- Weight and Balance, Section 3: Transporting Cargo Safely, CDL]

Why should you cover your cargo during its transportation?

Correct! Wrong!

You should cover cargo during its transportation to protect people (pedestrians, passengers and other civilians) from the cargo's contents if it spills and to protect the cargo from weather. [Page, 3--3. 3.3.4- Covering Cargo, 3.3- Securing Cargo, Section 3: Transporting Cargo Safely, CDL]

The tire load is ______.

Correct! Wrong!

The tire load is the maximum safe weight a tire can carry at a specified pressure. [Page, 3--1. 3.2.1- Definitions You Should Know, 3.2- Weight and Balance, Section 3: Transporting Cargo Safely, CDL]

Why should you never leave your vehicle unattended without chocking the wheels?

Correct! Wrong!

You should never leave your vehicle unattended without chocking the wheels because your vehicle might roll away and cause injury and damage [Page, 5--10. 5.4.8- Parking Brakes, 5.4- Using Air Brakes, Section 5: Air Brakes, CDL]

What does a service brake system do?

Correct! Wrong!

The service brake system applies and releases the brakes when you use the brake pedal during normal driving. [Page, 5--1. Section 5: Air Brakes, CDL]

How often should alcohol containers be checked during cold weather?

Correct! Wrong!

The alcohol container should be checked every day during cold weather to reduce the risk of ice, which can cause brake failure. [Page, 5--2. 5.1.5- Alcohol Evaporator, 5.1- The Parts of an Air Brake System, Section 5: Air Brakes, CDL]

The service brake system ________.

Correct! Wrong!

The service brake system applies and releases the brakes when you use the brake pedal during normal driving. [Page, 5--1. Section 5: Air Brakes, CDL]

Which of the following is a necessary step to test your service brakes?

Correct! Wrong!

To test your service brakes you need to wait for normal air pressure, release the parking brake, move the vehicle forward slowly and depress the brake pedal firmly. [Page, 5--7. 5.3.3- Step 7 Final Air Brake Check, 5.3- Inspecting Air Brake Systems, Section 5: Air Brakes, CDL]

The braking system of combination vehicles ________.

Correct! Wrong!

The braking system of combination vehicles has parts to control the trailer brakes. [Page, 6--4. 6.2- Combination Vehicle Air Brakes, Section 6: Combination Vehicles, CDL]

What do shut-off valves do?

Correct! Wrong!

Shut-off valves permit closing the air lines off when another trailer is not being towed. [Page, 6--6. 6.2.7- Shut-off Valves, 6.2- Combination Vehicle Air Brakes, Section 6: Combination Vehicles, CDL]

What keeps air in the truck brake system when the trailer develops a bad leak?

Correct! Wrong!

The tractor protection valve keeps air in the tractor or truck brake system the trailer develop a bad leak. [Page, 6--4, 6--5. 6.2.2- Tractor Protection Valve, 6.2- Combination Vehicle Air Brakes, Section 6: Combination Vehicles, CDL]

You are testing your trailer's emergency brakes. First you should _____.

Correct! Wrong!

You are testing your trailer's emergency brakes. First you should charge the trailer air brake system. [Page, 6--11. 6.5.2- Combination Vehicle Brake Check, 6.5- Inspecting a Combination Vehicle, Section 6: Combination Vehicles, CDL]

Knowing how to couple and uncouple correctly is ________.

Correct! Wrong!

Knowing how to couple and uncouple correctly is important for the safe operation of combination vehicles. [Page, 6--7. 6.4- Coupling and Uncoupling, Section 6: Combination Vehicles, CDL]

If you are applying for a Class B CDL, you will be required ___ of the ______ versions of a pre-trip inspection in the vehicle you have brought with you for testing.

Correct! Wrong!

If you are applying for a Class B CDL, you will be required one of the three versions of a pre-trip inspection in the vehicle you have brought with you for testing. [Page, 11--8. 11.6.2- Class B and C Pre-Trip Inspection Test, 11.6- Taking the CDL Pre-Trip Inspection Test, Section 11: Vehicle Inspection Test, CDL]

The air pressure governor cut-out is typically within what psi range?

Correct! Wrong!

The air pressure governor cut-out is typically within 120-140 psi. [Page, 11--1. 11.1.2- Cab Check/ Engine Start, 11.1- All Vehicles, Section 11: Vehicle Inspection Test, CDL]

When checking your hydraulic brakes, pump the brake pedal three times and make sure you hold it down for ______. The brake pedal should not depress during this time.

Correct! Wrong!

When checking your hydraulic brakes, pump the brake pedal three times and make sure you hold it down for five seconds. The brake pedal should not depress during this time. [Page, 11--2. 11.1.2- Cab Check/ Engine Start, 11.1- All Vehicles, Section 11: Vehicle Inspection Test, CDL]

All versions of the Class A Pre-trip inspection test will include _______.

Correct! Wrong!

All versions of the Class A Pre-trip inspection test will include an in-cab inspection, an engine start and an inspection of the coupling system. [Page, 11--8. 11.6.1- Class A Pre-Trip Inspection Test, 11.6- Taking the CDL Pre-Trip Inspection Test, Section 11: Vehicle Inspection Test, CDL]

How many versions of the Class A Pre-trip Inspection test exist?

Correct! Wrong!

There are four versions of the Class A pre-trip inspection test. You will only need to perform one of them. [Page, 11--8. 11.6- Taking the CDL Pre-Trip Inspection Test, Section 11: Vehicle Inspection Test, CDL